[Adding Arun, Liam and Feng to CC] On 01/30/2013 12:15 PM, Luke Yelavich wrote: > Got it thanks, applied along with using alsa 1.0.26. > > However, it seems we have another one, and this has produced another, bigger stacktrace, which is attached. Still the PandaBoardES with the same UCM config I sent to the list. > This looks like: https://bugs.freedesktop.org/show_bug.cgi?id=53036 But can we reconfirm that "PlaybackChannels" or "CaptureChannels" are really required? None of the files Ubuntu ships today have it, and AFAIU it has not been required in the past (i e PA 2.1). Is there any documentation of this, so if it really is required, we know how to add it? -- David Henningsson, Canonical Ltd. https://launchpad.net/~diwic